feat: add --account-validation flag in root command for optional account validation
feat: enable WhatsappAccountValidation by default in settings
refactor: conditionally validate JID based on WhatsappAccountValidation flag in whatsapp package
rootCmd.PersistentFlags().StringVarP(&config.WhatsappAutoReplyMessage,"autoreply","",config.WhatsappAutoReplyMessage,`auto reply when received message --autoreply <string> | example: --autoreply="Don't reply this message"`)
rootCmd.PersistentFlags().StringVarP(&config.WhatsappAutoReplyMessage,"autoreply","",config.WhatsappAutoReplyMessage,`auto reply when received message --autoreply <string> | example: --autoreply="Don't reply this message"`)
rootCmd.PersistentFlags().StringVarP(&config.WhatsappWebhook,"webhook","w",config.WhatsappWebhook,`forward event to webhook --webhook <string> | example: --webhook="https://yourcallback.com/callback"`)
rootCmd.PersistentFlags().StringVarP(&config.WhatsappWebhook,"webhook","w",config.WhatsappWebhook,`forward event to webhook --webhook <string> | example: --webhook="https://yourcallback.com/callback"`)
rootCmd.PersistentFlags().BoolVarP(&config.WhatsappAccountValidation,"account-validation","",config.WhatsappAccountValidation,`enable or disable account validation --account-validation <true/false> | example: --account-validation=true`)